2775016 has 8 divisors (see below), whose sum is σ = 5203170. Its totient is φ = 1387504.

The previous prime is 2775011. The next prime is 2775041. The reversal of 2775016 is 6105772.

It can be written as a sum of positive squares in only one way, i.e., 1664100 + 1110916 = 1290^2 + 1054^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (2775011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173431 + ... + 173446.

2^2775016 is an apocalyptic number.

It is an amenable number.

2775016 is a deficient number, since it is larger than the sum of its proper divisors (2428154).

2775016 is a wasteful number, since it uses less digits than its factorization.

2775016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346883 (or 346879 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 28.

The square root of 2775016 is about 1665.8379272906. The cubic root of 2775016 is about 140.5255079635.

The spelling of 2775016 in words is "two million, seven hundred seventy-five thousand, sixteen".